package com.sky.controller.admin;

import com.sky.constant.MessageConstant;
import com.sky.result.Result;
import com.sky.utils.AliOssUtil;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.UUID;

/**
 * 通用接口controller
 * @author Zeliang Zheng
 * @version 1.0
 */
@RestController
@RequestMapping("/admin/common")
@Api(tags = "通用接口")
@Slf4j
public class CommonController {

    @Autowired
    private AliOssUtil aliOssUtil;

    /**
     * 文件上传
     * upload里的参数file必须和前端一致，不然接收不到
     * @param file
     * @return
     */
    @PostMapping("/upload")
    @ApiOperation("文件上传")
    public Result<String> upload(MultipartFile file){
        log.info("文件上传：{}",file);
        try {
            //获取上传文件的原始名称
            String originalFilename = file.getOriginalFilename();
            //获取文件的扩展名
            String extension = originalFilename.substring(originalFilename.lastIndexOf("."));
            //生成最后上传到阿里云的文件名
            String finalName = UUID.randomUUID()+extension;
            //上传到阿里云后，返回文件的路径
            String filepath = aliOssUtil.upload(file.getBytes(),finalName);
            return Result.success(filepath);
        } catch (IOException e) {
            log.error("上传文件失败:{}",e);
        }
        return Result.error(MessageConstant.UPLOAD_FAILED);
    }


}
